Biggest T-Rex BATTLES!

What happens when T-Rex hunters become the hunted? It's a battle for dominance among the most ferocious of all the dinosaurs!Watch the whole playlist of dinosaur videos here: http://www.youtube.com/watch?v=sW4p6vzviKQ&list=PLfpPYJH6OjtZGZH1hlR40wD4rnq14p41x&index=1Subscribe For More Dinosaur Videos: http://www.youtube.com/subscription_center?add_user=discoverydinosaurs